米6体育平台手机版

ZHCSPO5A September 2022 – December 2022 TPS22950-Q1

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机械数据 (封装 | 引脚)

DDC|6
- MPDS124I

散热焊盘机械数据 (封装 | 引脚)

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6.5 Electrical Characteristics

Unless otherwise noted, the characteristics in the following table apply across the recommended operating input voltage range with a load of C_L = 0.1 µF, R_L = 100 Ω. Typical Values are at 5V and T_A = 25°C.

PARAMETER		TEST CONDITIONS		MIN	TYP	MAX	UNIT
Input Supply (VIN)
I_{Q, VIN}	VIN Quiescent Current	V_ON ≥ V_IH, VOUT = Open	–40 °C to 85 °C		40	60	µA
I_{Q, VIN}	VIN Quiescent Current	V_ON ≥ V_IH, VOUT = Open	–40 °C to 125 °C			60	µA
I_{SD, VIN}	VIN Shutdown Current	V_ON ≤ V_IL, VOUT = GND	25 °C		0.2	0.4	µA
			–40 °C to 85 °C			9	µA
			–40 °C to 125 °C			46	µA
ON-Resistance (RON)
R_ON	ON-State Resistance	V_IN = 5V, I_OUT = -200 mA	25 °C		34	41	mΩ
			–40 °C to 85 °C			49	mΩ
			–40 °C to 125 °C			54	mΩ
R_ON	ON-State Resistance	V_IN = 3.3V, I_OUT = -200 mA	25 °C		41	51	mΩ
			–40 °C to 85 °C			62
			–40 °C to 125 °C			68
R_ON	ON-State Resistance	V_IN = 1.8V, I_OUT = -200 mA	25 °C		65	90	mΩ
			–40 °C to 85 °C			105	mΩ
			–40 °C to 125 °C			116	mΩ
Output Current Limit (ILIM)
I_LIM	Output Current Limit	R_ILIM = 610Ω V_OUT - V_IN = 0.3V	–40 °C to 125 °C	1.54	2	2.46	A
		R_ILIM = 1.15kΩ V_OUT - V_IN = 0.3V	–40 °C to 125 °C	0.75	1	1.25	A
		R_ILIM = 2.21kΩ V_OUT - V_IN = 0.3V	–40 °C to 125 °C	0.38	0.5	0.62	A
		R_ILIM = 19.2kΩ V_OUT - V_IN = 0.3V	–40 °C to 125 °C	0.034	0.05	0.066	A
t_LIM	Current Limit Response Time	Output hard short (I_OUT > I_LIM)	–40 °C to 125 °C		5		µs
Reverse Current Blocking (RCB)
V_RCB	Activation Threshold	V_OUT Rising; V_OUT > V_IN	–40 °C to 125 °C		44		mV
V_RCB	Release Threshold	V_OUT Falling; V_OUT > V_IN	–40 °C to 125 °C		16		mV
t_RCB	Response Time	V_OUT = V_IN + 1V	–40 °C to 125 °C		3		µs
I_OUT,RCB	Reverse Leakage Current into VOUT	V_ON ≤ V_IL V_IN = 0V, V_OUT = 5V	–40 °C to 125 °C			38	µA
Fault Indication (FLT)
V_{OL, FLT}	Output Low Voltage	I_FLT = 1 mA	–40 °C to 125 °C			0.1	V
t_D,FLT	Fault Delay Time	V_ON ≥ V_IH	–40 °C to 125 °C		10		µs
I_FLT	Off State Leakage	V_ON ≤ V_IL	–40 °C to 125 °C			50	nA
Enable Pin (ON)
R_{PD, ON}	Smart Pull Down Resistance	V_ON ≤ V_IL	–40 °C to 125 °C		500	650	kΩ
I_ON	ON Pin Leakage	V_ON ≥ V_IH	–40 °C to 125 °C			50	nA
R_QOD	Quick Output Discharge Resistance	VIN = 5V V_ON ≤ V_IL	–40 °C to 125 °C		120	160	Ω
R_QOD	Quick Output Discharge Resistance	VIN = 3.3V V_ON ≤ V_IL	–40 °C to 125 °C		130	185	Ω
R_QOD	Quick Output Discharge Resistance	VIN = 1.8V V_ON ≤ V_IL	–40 °C to 125 °C		200	355	Ω
Thermal Shutdown (TSD)
TSD	Thermal Shutdown	Rising	N/A		170		°C
TSD	Thermal Shutdown	Falling (Hysteresis)	N/A		150		°C